Computer Networking What device separates a single network into two segments but lets the two segments appear as one to higher protocols? Gateway Router Bridge Switch Gateway Router Bridge Switch ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following refers to the terms "residual error rate"? signal to noise ratio divided by the ratio of energy per bit to noise per hertz None of these The probability that one or more errors will be undetected when an error detection scheme is used the number of bit errors per twenty four hours of continuous operation on an asynchronous line the probability that one or more errors will be detected when an error detection mechanism is used signal to noise ratio divided by the ratio of energy per bit to noise per hertz None of these The probability that one or more errors will be undetected when an error detection scheme is used the number of bit errors per twenty four hours of continuous operation on an asynchronous line the probability that one or more errors will be detected when an error detection mechanism is used ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following summation operations is performed on the bits to check an error-detecting code? Checksum Coder-decoder Broadband and baseband refer to the different frequencies at which infrared operates then transmitting signals in certain conditions Attenuation Codec Checksum Coder-decoder Broadband and baseband refer to the different frequencies at which infrared operates then transmitting signals in certain conditions Attenuation Codec ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The research and development department at your office has been experimenting with different technologies to help improve the performance of the network. One group has been examining the use of a broadband network versus a based band network. Select the correct statement about broadband and baseband. Broadband networks carry several channels on a single cable, whereas in a baseband network several cables carry one channel Broadband and baseband refer to the different frequencies at which infrared operates then transmitting signals in certain conditions Baseband refers to local area networks, and broadband refers to wide area networks. Baseband operates at a standard bit rate, whereas broadband may operate at different rates as needed Baseband networks carry a single channel on a single cable, whereas broadband networks carry several channels on a single cable Broadband networks carry several channels on a single cable, whereas in a baseband network several cables carry one channel Broadband and baseband refer to the different frequencies at which infrared operates then transmitting signals in certain conditions Baseband refers to local area networks, and broadband refers to wide area networks. Baseband operates at a standard bit rate, whereas broadband may operate at different rates as needed Baseband networks carry a single channel on a single cable, whereas broadband networks carry several channels on a single cable ANSWER DOWNLOAD EXAMIANS APP
Computer Networking An error-detecting code inserted as a field in a block of data to be transmitted is known as flow control Error detecting code Frame check sequence Checksum None of these flow control Error detecting code Frame check sequence Checksum None of these ANSWER DOWNLOAD EXAMIANS APP
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